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Chapter 1
Hardware Installation
Slide the air filter into the shelf assembly.
Step 4
Procedure: Install the Fan-Tray Assembly
To install the fan-tray assembly, it is not necessary to move any of the cable-management facilities.
You must place the edge of the air filter flush against the front of the fan-tray assembly compartment
Caution
when installing the fan tray on top of the filter. Failure to do so could result in damage to the filter,
the fan tray, or both.
Caution
Do not force a fan-tray assembly into place. Doing so can damage the connectors on the fan tray
and/or the connectors on the back panel of the shelf assembly.
Step 1
Remove the front door of the shelf assembly.
Step 2
Slide the fan tray into the shelf assembly until the electrical plug at the rear of the tray plugs into the
corresponding receptacle on the backplane.
Step 3
To verify that the tray has plugged into the backplane, check that the LCD on the front of the fan tray is
activated.
Figure 1-21 shows the location of the fan tray.
November 2001
Fan-Tray Assembly Installation
Cisco ONS 15454 Installation and Operations Guide
1-27
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